Dec 17 23:58:13.138 INFO checking gallexis/solitaire against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 23:58:13.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/gallexis/solitaire:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:58:13.389 INFO [stdout] 5c9c507829d61bbca36838d95948bb88009864fbdf995203d47e7549ad22d0ce
Dec 17 23:58:13.394 INFO running `"docker" "start" "-a" "5c9c507829d61bbca36838d95948bb88009864fbdf995203d47e7549ad22d0ce"`
Dec 17 23:58:14.038 INFO [stderr]    Compiling rand v0.6.0-pre.1
Dec 17 23:58:16.669 INFO [stderr]     Checking solitaire v0.1.0 (/opt/crater/workdir)
Dec 17 23:58:17.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.068 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 17 23:58:17.068 INFO [stderr]    |
Dec 17 23:58:17.068 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 17 23:58:17.068 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.068 INFO [stderr]    |
Dec 17 23:58:17.068 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:58:17.068 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.068 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 23:58:17.068 INFO [stderr] 
Dec 17 23:58:17.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.068 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 17 23:58:17.068 INFO [stderr]    |
Dec 17 23:58:17.068 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 17 23:58:17.068 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.068 INFO [stderr]    |
Dec 17 23:58:17.068 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.068 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 23:58:17.068 INFO [stderr] 
Dec 17 23:58:17.166 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.166 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 17 23:58:17.166 INFO [stderr]    |
Dec 17 23:58:17.166 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 17 23:58:17.166 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.166 INFO [stderr]    |
Dec 17 23:58:17.166 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:58:17.166 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.166 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 23:58:17.166 INFO [stderr] 
Dec 17 23:58:17.166 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.166 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 17 23:58:17.166 INFO [stderr]    |
Dec 17 23:58:17.166 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 17 23:58:17.166 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.166 INFO [stderr]    |
Dec 17 23:58:17.166 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.166 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 23:58:17.166 INFO [stderr] 
Dec 17 23:58:17.193 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
Dec 17 23:58:18.421 INFO running `"docker" "inspect" "5c9c507829d61bbca36838d95948bb88009864fbdf995203d47e7549ad22d0ce"`
Dec 17 23:58:18.477 INFO running `"docker" "rm" "-f" "5c9c507829d61bbca36838d95948bb88009864fbdf995203d47e7549ad22d0ce"`
Dec 17 23:58:18.599 INFO [stdout] 5c9c507829d61bbca36838d95948bb88009864fbdf995203d47e7549ad22d0ce